21.6 km/h SW

Wind

45.4 km/h SW

Gusts

1012 hPa

Pressure

0 mm

Precipitation

27 %

Humidity

UV index

Pollen (today)

Hazel	0 grains/m³
Alder	0 grains/m³
Birch	0 grains/m³
Oak	0 grains/m³
Grass	0 grains/m³
Mugwort	0 grains/m³
Ragweed	0 grains/m³

Hazel None

Alder None

Birch None

Oak None

Grass None

Mugwort None

Ragweed None

07:15 / 19:05

Sunrise / Sunset

04:26 / 13:25

Moonrise / Moonset

Waning Crescent (35 %)

Moon phase

Updated: Mar 14, 2026, 5:52 CET Mar 13, 2026, 22:52 MDT

Today's Summary

Right now Longmont has clear weather. The thermometer currently shows 11.7°C. Don't forget a jacket or jumper. During the day temperatures will range between 6.9°C and 19.1°C.

Hourly forecast – Longmont, today

Mar 13, 22:00

12 °C

Clear

Mar 13, 23:00

8 °C

Clear

Mar 14, 00:00

8 °C

Clear

Mar 14, 01:00

7 °C

Clear

Mar 14, 02:00

7 °C

Clear

Mar 14, 03:00

7 °C

Clear

Mar 14, 04:00

6 °C

Clear

Mar 14, 05:00

6 °C

Clear

Mar 14, 06:00

6 °C

Clear

Mar 14, 07:00

6 °C

Clear

Mar 14, 08:00

8 °C

Cloudy

Mar 14, 09:00

12 °C

Partly cloudy

Mar 14, 10:00

15 °C

Partly cloudy

Mar 14, 11:00

18 °C

Partly cloudy

Mar 14, 12:00

20 °C

Partly cloudy

Mar 14, 13:00

22 °C

Partly cloudy

Mar 14, 14:00

23 °C

Sunny

Mar 14, 15:00

23 °C

Sunny

Mar 14, 16:00

23 °C

Sunny

Mar 14, 17:00

22 °C

Sunny

Mar 14, 18:00

19 °C

Sunny

Mar 14, 19:00

15 °C

Sunny

Mar 14, 20:00

13 °C

Clear

Mar 14, 21:00

12 °C

Clear

Time

Temperature (°C)

12° 8° 8° 7° 7° 7° 6° 6° 6° 6° 8° 12° 15° 18° 20° 22° 23° 23° 23° 22° 19° 15° 13° 12°

Chance of rain (%)

Precipitation

—

Wind (km/h)

SW
22

WSW
19

WSW
17

WSW
15

WSW
13

SW
12

SSW
13

SW
16

SSW
17

S
15

SSW
15

SW
17

SW
18

WSW
28

W
34

W
43

W
47

W
48

W
46

W
43

W
32

Pressure (hPa)

1012

1011

1010

1009

1008

1007

1006

1004

1002

1001

999

998

997

996

995

997

998

997

Humidity (%)

27 %

42 %

43 %

42 %

41 %

45 %

47 %

45 %

43 %

41 %

36 %

24 %

19 %

17 %

16 %

17 %

18 %

19 %

22 %

38 %

54 %

45 %

Cloud cover (%)

0 %

1 %

17 %

20 %

25 %

74 %

59 %

56 %

51 %

27 %

32 %

1 %

0 %

11 %

0 %

4 %

2 %

0 %

14-day weather forecast – Longmont

14-day trend for Longmont: The second week looks noticeably warmer and more pleasant. Lows can drop to around -7.1°C at night, with daytime highs up to 30.6°C.

Date

Mar 13

Mar 14

Mar 15

Mar 16

Mar 17

Mar 18

Mar 19

Mar 20

Mar 21

Mar 22

Mar 23

Mar 24

Mar 25

Mar 26

Temperature (°C)

7–19° 5–25° -4–2° -7–10° 2–21° 8–25° 10–27° 9–27° 10–29° 12–31° 15–25° 9–16° 4–10° 2–9°

Chance of rain (%)

Precipitation

—

0.4 mm

5.4 mm

3 mm

Wind max (km/h)

Date	Weather	Min °C	Max °C	Sunrise	Sunset	Moonrise	Moonset	Moon phase
March 13, 2026	Sunny	7 °C	19 °C	07:15	19:05	04:26	13:25	Waning Crescent (35 %)
March 14, 2026	Sunny	5 °C	25 °C	07:13	19:06	05:04	14:31	Waning Crescent (26 %)
March 15, 2026	Sunny	-4 °C	2 °C	07:12	19:08	05:36	15:39	Waning Crescent (18 %)
March 16, 2026	Sunny	-7 °C	10 °C	07:10	19:09	06:03	16:47	Waning Crescent (11 %)
March 17, 2026	Sunny	2 °C	21 °C	07:09	19:10	06:27	17:57	Waning Crescent (5 %)
March 18, 2026	Sunny	8 °C	25 °C	07:07	19:11	06:51	19:07	Waning Crescent (1 %)
March 19, 2026	Sunny	10 °C	27 °C	07:05	19:12	07:14	20:19	New Moon (0 %)
March 20, 2026	Sunny	9 °C	27 °C	07:04	19:13	07:39	21:35	Waxing Crescent (1 %)
March 21, 2026	Sunny	10 °C	29 °C	07:02	19:14	08:07	22:52	Waxing Crescent (5 %)
March 22, 2026	Sunny	12 °C	31 °C	07:00	19:15	08:41	—	Waxing Crescent (11 %)
March 23, 2026	Partly cloudy	15 °C	25 °C	06:59	19:16	09:24	00:10	Waxing Crescent (20 %)
March 24, 2026	Patchy rain possible	9 °C	16 °C	06:57	19:17	10:16	01:25	Waxing Crescent (30 %)
March 25, 2026	Moderate rain	4 °C	10 °C	06:55	19:18	11:19	02:31	First Quarter (41 %)
March 26, 2026	Patchy rain possible	2 °C	9 °C	06:54	19:19	12:29	03:27	Waxing Moon (52 %)

Weather Longmont: Current forecast

Pollen (today)

Today's Summary

Hourly forecast – Longmont, today

14-day weather forecast – Longmont